The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 19, 1982
Filed:
Sep. 15, 1980
Applicant:
Inventor:
Paul C Litzinger, Camas, WA (US);
Assignee:
Crown Zellerbach Corporation, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01K / ;
U.S. Cl.
CPC ...
119-1 ;
Abstract
A novel aggregate composition is provided comprising (a) pulp mill solid waste material, and (b) partially pyrolyzed cellulosic residue, as well as a method for making same. The subject aggregate composition exhibits a high degree of water absorbency and odor absorbency, respectively, and is adapted for use as an animal litter product. The method includes the steps of forming an aqueous slurry of components (a) and (b), compressing the slurry to form a wet aggregate product, and then drying same to produce the above composition.